OpenAgricola
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- AgSpace[remove]6
- corn6
- losses from soil[remove]6
- nitrate nitrogen[remove]6
- simulation models[remove]6
- Zea mays5
- soybeans5
- Glycine max4
- drainage water4
- nitrogen fertilizers4
- subsurface drainage4
- Root Zone Water Quality Model3
- fertilizer application3
- fertilizer rates3
- nitrogen3
- water pollution3
- agricultural soils2
- agricultural watersheds2
- application rate2
- application timing2